Trough
Trough may refer to:
Look up trough in Wiktionary, the free dictionary.
In science
    
- Trough (geology), a long depression less steep than a trench
 - Trough (meteorology), an elongated region of low atmospheric pressure
 - Trough (physics), the lowest point on a wave
 - Trough level (medicine), the lowest concentration of a medicine is present in the body over time
 - Langmuir-Blodgett trough, a laboratory instrument
 
In politics
    
- Trough (economics), the lowest turning point of a business cycle
 - as metaphor for political corruption, in the contexts of crony capitalism, nepotism, and public economics
 
Other uses
    
- Bread trough or dough trough, rectangular receptacle with a shallow basin, used in breadmaking
 - Trough (barony), a historical barony in County Monaghan, Ireland
 - Trough (food) or manger, a container for animal feed
 - Watering trough, a receptacle of drinking water for domestic and non-domestic livestock
 - Water trough, a trough used to supply water to steam locomotives.
 - Battle of the Trough, a 1756 skirmish of the French and Indian War in West Virginia
 - Sleightholme Beck Gorge - The Troughs, a Site of Special Scientific Interest in the Teesdale district of south-west County Durham, England
 - The Trough, a gorge carved by the South Branch Potomac River in West Virginia
 - "Down the trough", as used by Donegal Gaelic football club Cill Chartha
 - Trough, an old word for an inkwell
 
See also
    
- Trow, a type of cargo boat
 - Troff, a document processing system developed by AT&T for the Unix operating system
 - "Tropho-", a Greek root meaning to feed or grow
 - Trough urinal, a long urinal for many men
 
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